98b8bd3ddcabb1fd179f218f609fbc9e296d26324868267709a686ccf7f56235

Analysis

max time kernel
147s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 15:16

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General

Target

5909d6d14d950b48b584f4a5efde04e9.exe
Size

15KB
MD5

5909d6d14d950b48b584f4a5efde04e9
SHA1

cff3a2a95157a3069c1b185c99b1d532e28960b0
SHA256

98b8bd3ddcabb1fd179f218f609fbc9e296d26324868267709a686ccf7f56235
SHA512

64a70735222e6d33099f23855b5c55b2e97152f2b22942f1118f330a01f67acc364d04b2183a42d1bee38222f63bb7a749f864eb82abaca733bcbeaa17fdba17
SSDEEP

192:HqLjW+ys/rUcUYDdzluSakp0JTyRK7HVk/XdPLif63fr5vkH0QqeC+eZxxiTgbk1:ky+yOYc3akio6VkFPZ31sH0FZzi7S

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3744	ld12.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4620-0-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral2/files/0x0006000000023117-5.dat	upx
behavioral2/memory/3744-8-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral2/memory/4620-10-0x0000000000400000-0x000000000040C000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\sysldtray = "c:\\windows\\ld12.exe"	ld12.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\windows\ld12.exe	5909d6d14d950b48b584f4a5efde04e9.exe
File created	C:\Windows\34rdft.bat	5909d6d14d950b48b584f4a5efde04e9.exe
File opened for modification	\??\c:\windows\ld12.exe	5909d6d14d950b48b584f4a5efde04e9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4620 wrote to memory of 3744	4620	5909d6d14d950b48b584f4a5efde04e9.exe	88
PID 4620 wrote to memory of 3744	4620	5909d6d14d950b48b584f4a5efde04e9.exe	88
PID 4620 wrote to memory of 3744	4620	5909d6d14d950b48b584f4a5efde04e9.exe	88
PID 4620 wrote to memory of 4520	4620	5909d6d14d950b48b584f4a5efde04e9.exe	89
PID 4620 wrote to memory of 4520	4620	5909d6d14d950b48b584f4a5efde04e9.exe	89
PID 4620 wrote to memory of 4520	4620	5909d6d14d950b48b584f4a5efde04e9.exe	89

C:\Users\Admin\AppData\Local\Temp\5909d6d14d950b48b584f4a5efde04e9.exe
"C:\Users\Admin\AppData\Local\Temp\5909d6d14d950b48b584f4a5efde04e9.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4620
- \??\c:\windows\ld12.exe
  c:\windows\ld12.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:3744
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\34rdft.bat
  2⤵
  PID:4520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\34rdft.bat

Filesize
240B

MD5
003aa1c15eb8820dec7b3a9b0e13081f

SHA1
3ef91fa3e090a2403a05a4049d420274190dd7c5

SHA256
ff3bd185018a6ca60f16f138fe9b44365e357e4e005a5217b0427be6a3ab424e

SHA512
abde6e931a20cfd028ed301cc1802145497220700445f285ac628824a5074a9ed712cd24cdc63ca4c0f8bd64943eeb7cfbc7672b9f30d791229176dad52a4737

Download Submit
C:\Windows\ld12.exe

Filesize
15KB

MD5
5909d6d14d950b48b584f4a5efde04e9

SHA1
cff3a2a95157a3069c1b185c99b1d532e28960b0

SHA256
98b8bd3ddcabb1fd179f218f609fbc9e296d26324868267709a686ccf7f56235

SHA512
64a70735222e6d33099f23855b5c55b2e97152f2b22942f1118f330a01f67acc364d04b2183a42d1bee38222f63bb7a749f864eb82abaca733bcbeaa17fdba17

Download Submit
memory/3744-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4620-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4620-10-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads